.floors{
    .floors-item{
        h2{
            padding: 10px 0;
            text-align: center;
            font-weight: normal;
            font-size: 16px;
        }
        .content{
            ul{
                width: 100%;
                
                li{
                    width: 50%;
                    height: 102px;
                    float: left;
                    padding: 1px;
                    box-sizing: border-box;
                    .image{
                        width: 100%;
                        height: 100%;
                    }
                    &:first-child{
                        height: 203px;//需要设置小1像素，否则大屏幕尺寸排序混乱
                    }
                }
            }
        }
    }
}